Surf Forecasts:
How big are the waves at Katagai today (16 Oct):
- Morning surf: Morning surf (16 Oct, local time) - 2.5ft (0.7m), 11s period with E swell.
- Afternoon surf: Afternoon surf (16 Oct, local time) - 2.5ft (0.7m), 11s period with E swell.
- Evening surf: Evening surf (16 Oct, local time) - 2ft (0.6m), 11s period with E swell.
The current surf forecast for Katagai at 11AM is: 0.7m 11s primary swell from a East direction and 0.7m 5s secondary swell from a East-southeast direction (forecast issued at 08:00am October 16). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Oct) | 2.5ft (0.7m) | 11s |
| Afternoon (16 Oct) | 2.5ft (0.7m) | 11s |
| Evening (16 Oct) | 2ft (0.6m) | 11s |
Table - waves today at Katagai. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Fri morning, min 19°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | ||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | ENE 6 | ENE 6 | E 7 | ENE 7 | E 10 | ENE 6 | NE 6 | ENE 5 | ENE 5 | E 5 | ESE 5 | ESE 5 | ESE 5 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 116 | 114 | 112 | 110 | 184 | 81 | 81 | 56 | 54 | 74 | 85 | 94 | 146 | 117 | 51 | 23 | 26 | 26 | 17 | 19 | 20 | 17 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross | cross-off | cross | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 7:45AM1.13m | 5:39PM1.37m | 8:58AM1.06m | 6:02PM1.31m | 6:26PM1.22m | |||||||||||||||||
Low Tide | 11:56AM0.97m | 1:22AM0.34m | 12:06PM1.01m | 2:17AM0.42m | ||||||||||||||||||
 |  | |  |  | | |  | | | | | | | | | | | | | | | |
 | 5:43 | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 23 | 23 | 23 | 22 | 21 | 20 | 20 | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 21 |
Feels °C | 19 | 20 | 24 | 23 | 24 | 22 | 20 | 17 | 16 | 14 | 15 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 19 |
Swell 1 Height (m) Direction Period (s) | ESE 5 | E 11 | E 11 | E 11 | E 11 | E 11 | E 5 | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 7 | ESE 8 | E 5 | E 5 | E 5 | E 5 | E 9 | E 9 | ESE 7 | ESE 5 |
| kJ | 36 | 114 | 112 | 110 | 184 | 81 | 20 | 56 | 54 | 34 | 33 | 18 | 82 | 6 | 25 | 18 | 18 | 18 | 7 | 7 | 5 | 17 |
Swell 2 Height (m) Direction Period (s) | E 11 | SE 5 | ESE 5 | ESE 5 | SE 8 | E 5 | E 11 | ESE 7 | ESE 8 | SSE 8 | SSE 8 | SSE 8 | E 10 | SE 7 | E 10 | E 9 | E 9 | E 9 | SE 11 | ESE 7 | E 9 | SE 7 |
| kJ | 116 | 27 | 16 | 15 | 14 | 14 | 81 | 5 | 6 | 6 | 6 | 6 | 18 | 2 | 16 | 15 | 15 | 15 | 4 | 5 | 7 | 8 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | ESE 7 | S 10 | SE 8 | SE 8 | SE 8 | SSE 8 | SE 9 | SE 9 | SSE 8 | ESE 8 | S 7 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | SE 7 | SE 10 | SE 10 | SE 10 |
| kJ | 19 | 19 | 20 | 5 | 2 | 15 | 3 | 3 | 7 | 3 | 3 | 6 | 6 | 4 | 6 | 6 | 6 | 5 | 2 | 4 | 4 | 16 |
Wind waves Height (m) Direction Period (s) | — | — | NNE 3 | — | — | — | NE 4 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | E 7 | ENE 7 | E 10 | ENE 6 | NE 6 | ENE 5 | ENE 5 | E 5 | ESE 5 | ESE 5 | — |
| kJ | — | — | 3 | — | — | — | 14 | 31 | 51 | 74 | 85 | 94 | 146 | 117 | 51 | 23 | 26 | 26 | 17 | 19 | 20 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 23 | 0 | 0 | 0 | 0 | 37 | 37 | 0 | 40 | 280 | 608 | 888 | 314 | 133 | 133 | 40 | 40 | 40 | 40 | 23 | 23 | 1125 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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